Warts are not spread through saliva. Warts form due to HPV infection. HPV transmission is mainly through sexual transmission, indirect contact transmission, mother-to-child vertical transmission and blood transmission, usually not through saliva transmission. For warts, we should do a good job of prevention, such as women can be vaccinated against HPV quadrivalent or nine-valent vaccine, which can greatly reduce the rate of HPV infection. In addition, we should also prevent from life, such as pay attention to sexual safety, sexual hygiene, etc., to cut off the virus transmission channels, can also get good prevention. If the typical symptoms of condyloma acuminatum such as anus and external genitalia skin mucous membrane superfluous organisms, should pay attention to early medical treatment, for treatment.